spiriva helps me breathe better. (blowing sound) ask your doctor about spiriva. >> pelley: there was a horrific fire over the weekend at a clothing factory in bangladesh. 112 people were killed, trapped behind locked doors. today, we learned that clothes sold by several top american companies were manufactured there. so we asked jim axelrod to look into it. >> reporter: three men are now in custody. they are suspected of locking workers into the clothing factory before the fire started. julhas alam went to the burned out factory. we spoke to him by phone. >> total devastation, machines are burned, ceiling fans are, those are melted. aren the fire extinguishers were burned. >> reporter: this is alam in the factory, holding a disney sweatshirt. >> i saw faded glory. i saw wal-mart. i saw disney. >> reporter: alam also identified clothing made for sean combs' enyce label. both disney and wal-mart say their clothing suppliers in bangladesh were doing business with the factory without their knowledge. disney says it hasn'